/*******************************************************************************
 * Copyright 2006, 2017 Jerry Huxtable, Martin Davis
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * This file was semi-automatically converted from the public-domain USGS PROJ source.
 */
package org.locationtech.proj4j.proj;

import org.locationtech.proj4j.ProjCoordinate;

public class Ginsburg8Projection extends Projection {

	private final static double Cl = 0.000952426;
	private final static double Cp = 0.162388;
	private final static double C12 = 0.08333333333333333;

	public ProjCoordinate project(double lplam, double lpphi, ProjCoordinate out) {
		double t = lpphi * lpphi;

		out.y = lpphi * (1. + t * C12);
		out.x = lplam * (1. - Cp * t);
		t = lplam * lplam;
		out.x *= (0.87 - Cl * t * t);
		return out;
	}

	public String toString() {
		return "Ginsburg VIII (TsNIIGAiK)";
	}

}
